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针对地热能的重力驱动CO_2跨临界动力循环研究
Authors
史维秀
潘利生
魏小林
Publication date
15 October 2017
Publisher
Abstract
地热能是重要的可再生能源,位于地下深处的分布形式符合重力驱动CO2跨临界动力循环应用特点,并且可以耦合CO2地下封存。以地热能为热源,对重力驱动CO2跨临界动力循环开展研究。研究结果表明,循环系统位差随循环加热压力的升高而升高;循环热效率和净输出功率与循环加热压力成正相关关系;由于单位质量CO2吸热能力的降低,工质质量流量随循环加热压力的升高而升高;冷却水质量流量和工质质量流量变化规律相似;当加热压力为16 MPa,热源温度为400℃时,循环热效率为12.27%,净输出功率为178.46 kW
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018